package Thread;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;

class MyThreadPool {
    private BlockingQueue<Runnable> queue = null;
    public  MyThreadPool(int n){
        //初始化线程池，创建固定个数的线程
        //这里使用ArrayBlockingQueue作为任务队列，容量为1000
        queue = new ArrayBlockingQueue<>(1000);
        //创建N个线程
        for (int i=0;i<n;i++){
            Thread t = new Thread(()->{
               try {
                   while (true){
                       Runnable task = queue.take();
                       task.run();
                   }
               } catch (InterruptedException e) {
                   throw new RuntimeException(e);
               }
            });
           // t.setDaemon(true);把线程转换为后台线程
            t.start();
        }
    }
    public void submit(Runnable task) throws InterruptedException {
        //将任务放入队列中
        queue.put(task);
    }
}
public class Demo32 {
    public static void main(String[] args) throws InterruptedException {
        MyThreadPool pool = new MyThreadPool(10);
        //向线程池提交任务
        for (int i=0;i<99;i++){
            int id =i;
            pool.submit(()->{
                System.out.println(Thread.currentThread().getName()+"id="+id);
            });
        }
    }
}
